Carroll County, Maryland Zip Codes

Zip Code	City	Population
21157	Westminster	39,816
21784	Sykesville	37,219
21158	Westminster	23,011
21074	Hampstead	15,146
21102	Manchester	12,024
21787	Taneytown	10,879
21048	Finksburg	9,759
21776	New Windsor	6,434
21757	Keymar	2,722

Population is the most recent figure from the U.S. Census Bureau's 2022 American Community Survey (ACS) 5-Year Estimates.